During the pennsylvanian period, large tropical swamps extended across north america, eventually forming

1.3x - 2 - (3.3x + 5) = 2x + 1

1.3x - 2 - 3.3x - 5 = 2x + 1

-2x - 7 = 2x + 1

-7 = 4x + 1

-8 = 4x

x = -2

several states had passed similar laws, but they were limited to intrastate businesses. the sherman antitrust act was based on the constitutional power of congress to regulate interstate commerce.

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